Hearts of Heroes

Firefighters race through a raging inferno to find a missing one-year-old child; police officers plead with a terrified child to jump from a burning home; first responders scale a sheer cliff face to rescue a stranded dog before time runs out.

First responders race to rescue a skydiver left dangling in high voltage power lines; when a fast-moving fire tears through a historic building, crews scramble to protect priceless, irreplaceable documents before they go up in smoke.

A tornado outbreak in Tennessee causes massive destruction; saving puppies from a structure fire.

First responders scramble to save 53 rescue dogs after their transport plane crash lands; firefighters must use ingenuity to extract injured cows from an overturned trailer.

An unexpected tornado tears through a county in Georgia.

During a mountain blizzard in Utah, rescuers must combat white-out conditions to save the lives of disoriented marathoners; a first responder is attacked by a wild alligator.

Rescuers attempt to rescue horses from dire circumstances; a Hollywood celebrity pays a surprise visit to an ailing young fan.

Firefighters scramble to save 53 rescue dogs after their transport plane crash lands; a first responder traverses an icy path to save victims of a catastrophic bridge collapse.

Three children are swept into a flash flood; a woman's car rapidly fills up with rising floodwaters.

Three men are forced to fight for their lives as a flash flood engulfs a Utah canyon; dozens of ultramarathoners are lost in a winter storm.